20215105440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{152039}}^1$

素因数の和:152334

約数の個数: 96

約数和(自身を含む): 63907885440

約数和(自身を除く): 43692780000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 277, 480, 554, 831, 1108, 1385, 1662, 2216, 2770, 3324, 4155, 4432, 5540, 6648, 8310, 8864, 11080, 13296, 16620, 22160, 26592, 33240, 44320, 66480, 132960, 152039, 304078, 456117, 608156, 760195, 912234, 1216312, 1520390, 1824468, 2280585, 2432624, 3040780, 3648936, 4561170, 4865248, 6081560, 7297872, 9122340, 12163120, 14595744, 18244680, 24326240, 36489360, 42114803, 72978720, 84229606, 126344409, 168459212, 210574015, 252688818, 336918424, 421148030, 505377636, 631722045, 673836848, 842296060, 1010755272, 1263444090, 1347673696, 1684592120, 2021510544, 2526888180, 3369184240, 4043021088, 5053776360, 6738368480, 10107552720, 20215105440]

約数ペア:

[(1, 20215105440), (2, 10107552720), (3, 6738368480), (4, 5053776360), (5, 4043021088), (6, 3369184240), (8, 2526888180), (10, 2021510544), (12, 1684592120), (15, 1347673696), (16, 1263444090), (20, 1010755272), (24, 842296060), (30, 673836848), (32, 631722045), (40, 505377636), (48, 421148030), (60, 336918424), (80, 252688818), (96, 210574015), (120, 168459212), (160, 126344409), (240, 84229606), (277, 72978720), (480, 42114803), (554, 36489360), (831, 24326240), (1108, 18244680), (1385, 14595744), (1662, 12163120), (2216, 9122340), (2770, 7297872), (3324, 6081560), (4155, 4865248), (4432, 4561170), (5540, 3648936), (6648, 3040780), (8310, 2432624), (8864, 2280585), (11080, 1824468), (13296, 1520390), (16620, 1216312), (22160, 912234), (26592, 760195), (33240, 608156), (44320, 456117), (66480, 304078), (132960, 152039)]